Free games like Merge Mutants
Below are 9 free-to-play Steam games similar to Merge Mutants, ranked by player overlap and content similarity. No purchase or Steam login required to view the list. Every pick is a full free-to-play title — not a demo, trial, or time-limited giveaway. imho.run's catalogue refreshes daily, so newly free or newly popular titles surface here without manual editing.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Merge Mutants page.
Ranked picks
- 1
Ultimate Custom Night
Free-to-play alternative to Merge Mutants — no purchase or trial window. Shares Action and Indie with Merge Mutants.
Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!
- 2
Indigo Park: Chapter 1
Free-to-play alternative to Merge Mutants — no purchase or trial window. Shares Action and Indie with Merge Mutants.
Explore the abandoned childhood wonder of Indigo Park! Guided by Rambley the Raccoon, help restore power to the destroyed amusement park while you run from the reason it shut down.
- 3
Counter-Strike:Global Offensive
Free-to-play alternative to Merge Mutants — no purchase or trial window. Shares Action with Merge Mutants.
Counter-Strike:Global Offensive (CS:GO) expands upon the team-based action gameplay that it pioneered when it was launched over 2 decades ago. CS:GO features new maps, characters, weapons, and game modes, and delivers updated versions of the classic CS content (de_dust2, etc.).
- 4
Awaria
Free-to-play alternative to Merge Mutants — no purchase or trial window. Shares Action and Indie with Merge Mutants.
Awaria is a short game about working in haunted maintenance tunnels.
- 5
Travellin Cats in Paris
Free-to-play alternative to Merge Mutants — no purchase or trial window. Shares Indie with Merge Mutants.
Find 100 cats hidden in Paris, France in this cute hand-drawn hidden object game by Travellin Cats - the original viral hidden cat game creator!
- 6
Grimm's Hollow
Free-to-play alternative to Merge Mutants — no purchase or trial window. Shares Indie with Merge Mutants.
A spooky, freeware RPG where you search the afterlife for your brother. Reap ghosts with your scythe, explore haunted caves, and eat ghostly treats on your journey through death.
- 7
The Expendabros
Free-to-play alternative to Merge Mutants — no purchase or trial window. Shares Action and Indie with Merge Mutants.
The Expendabros have assembled and set their sights on the forces of ruthless arms dealer Conrad Stonebanks in the forests of Eastern Europe.
- 8
Steam Engine Simulator
Free-to-play alternative to Merge Mutants — no purchase or trial window.
The Steam Engine Simulator shown on AngeTheGreat's YouTube channel.
- 9
Farmnana Defence
Free-to-play alternative to Merge Mutants — no purchase or trial window. Shares Action and Indie with Merge Mutants.
▎ Defend your farm with magical bananas! Collect and enhance 20+ bananas across 5 tiers, build your farm by day, and survive monster waves by night. Face 5 epic bosses in 25 waves and endless Infinite Mode.